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Longitudinal In Vivo Imaging of the Cerebrovasculature: Relevance to CNS Diseases
Published on: December 6, 2016
Imaging findings in primary central nervous system vasculitis
Giulio Zuccoli1, Nicolo Pipitone, Anshul Haldipur
1Department of Radiology, University of Pittsburgh Medical Center, Pittsburgh, USA. giulio.zuccoli@gmail.com
Clinical and Experimental Rheumatology
|May 19, 2011
Summary
Primary central nervous system vasculitis (PCNSV) is a rare condition affecting the brain and spinal cord. Current imaging techniques are crucial for diagnosis and monitoring PCNSV, offering alternatives to invasive brain biopsies.
Area of Science:
- Neurology
- Radiology
- Immunology
Background:
- Primary central nervous system vasculitis (PCNSV) is a rare condition affecting the brain and spinal cord.
- It presents with nonspecific symptoms and affects individuals aged 40-60.
- Brain biopsy, the diagnostic gold standard, carries risks and may yield false negatives.
Purpose of the Study:
- To review the current state-of-the-art imaging techniques for diagnosing PCNSV.
- To highlight the role of imaging in evaluating lesion extent, treatment response, and as a biopsy surrogate.
- To discuss future prospects in PCNSV imaging.
Main Methods:
- Review of current imaging modalities for PCNSV.
- Discussion of magnetic resonance imaging (MRI) findings, including sensitivity and specificity.
- Analysis of conventional and magnetic resonance angiography (MRA) in detecting arterial abnormalities.
Main Results:
- MRI is highly sensitive but non-specific for PCNSV, commonly showing bilateral ischemic lesions.
- Angiography often reveals segmental arterial narrowing and dilation, though atypical findings exist.
- Imaging aids in lesion characterization and treatment monitoring.
Conclusions:
- Imaging plays a pivotal role in the workup of PCNSV.
- Advanced imaging techniques are essential for diagnosis and management.
- Future research should focus on refining imaging protocols for improved PCNSV detection.
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